88961492163589 has 2 divisors, whose sum is σ = 88961492163590. Its totient is φ = 88961492163588.

The previous prime is 88961492163541. The next prime is 88961492163629. The reversal of 88961492163589 is 98536129416988.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87179755740100 + 1781736423489 = 9337010^2 + 1334817^2 .

It is a cyclic number.

It is not a de Polignac number, because 88961492163589 - 2²¹ = 88961490066437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88961492161589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44480746081794 + 44480746081795.

It is an arithmetic number, because the mean of its divisors is an integer number (44480746081795).

Almost surely, 2^{88961492163589} is an apocalyptic number.

It is an amenable number.

88961492163589 is a deficient number, since it is larger than the sum of its proper divisors (1).

88961492163589 is an equidigital number, since it uses as much as digits as its factorization.

88961492163589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1612431360, while the sum is 79.

The spelling of 88961492163589 in words is "eighty-eight trillion, nine hundred sixty-one billion, four hundred ninety-two million, one hundred sixty-three thousand, five hundred eighty-nine".